Home / 77,299,364.97-106,673,469.35-42,494,297.85

Finding the Fourth Proportional to 77,299,364.97, 106,673,469.35 and 42,494,297.85

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Solution

The fourth proportional to 77,299,364.97, 106,673,469.35 and 42,494,297.85 is: 58,642,321.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,299,364.97 : 106,673,469.35 = 42,494,297.85 : x
  2. Step 2: Convert to fraction form
    77,299,364.97/106,673,469.35 = 42,494,297.85/x
  3. Step 3: Cross multiply
    77,299,364.97x = 106,673,469.35 × 42,494,297.85
  4. Step 4: Simplify right side
    77,299,364.97x = 4,533,014,179,039,275
  5. Step 5: Solve for x
    x = 4,533,014,179,039,275/77,299,364.97
  6. Step 6: Final answer
    x = 58,642,321.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.